[U-Boot] 83xx u-boot build failures

Boards with warnings or errors: 5 ( MPC8313ERDB_NAND_33 MPC8313ERDB_NAND_66 MPC8315ERDB_NAND SIMPC8313_LP SIMPC8313_SP )

seeing:

arch/powerpc/cpu/mpc83xx/start.o: In function `in_ram': /local/home/galak/git/u-boot/arch/powerpc/cpu/mpc83xx/start.S:948: undefined reference to `__fixup_entries' powerpc-linux-gnu-ld: arch/powerpc/cpu/mpc83xx/start.o(.text+0x35a2): unresolvable R_PPC_SECTOFF_LO relocation against symbol `__fixup_entries' make: *** [u-boot] Error 1

- k